diff options
author | Jakob Bornecrantz <jakob@vmware.com> | 2010-04-29 17:26:51 +0100 |
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committer | Jakob Bornecrantz <jakob@vmware.com> | 2010-04-29 17:59:47 +0100 |
commit | f7cf8b4658aadb0a125f1e1fb9d6cb73d44902b0 (patch) | |
tree | fa581e8f596854edf3b66cd5a1bad0309c44c011 /src/gallium/auxiliary/util/u_caps.c | |
parent | 110a956a645f900e100062fbbe19c5835f9b5476 (diff) |
util: Update caps after helpfull input
In no particular order:
* Make list const
* Add function comments
* Clearly state that demo lists are not complete
* Fix whitespace
* Use __FUNCTION__ instead of __func__
* Add unimplemented check which always fail
Thanks Brian and Keith.
Diffstat (limited to 'src/gallium/auxiliary/util/u_caps.c')
-rw-r--r-- | src/gallium/auxiliary/util/u_caps.c | 70 |
1 files changed, 54 insertions, 16 deletions
diff --git a/src/gallium/auxiliary/util/u_caps.c b/src/gallium/auxiliary/util/u_caps.c index ba3490d072..048bd5c34d 100644 --- a/src/gallium/auxiliary/util/u_caps.c +++ b/src/gallium/auxiliary/util/u_caps.c @@ -30,8 +30,14 @@ #include "util/u_debug.h" #include "u_caps.h" +/** + * Iterates over a list of caps checks as defined in u_caps.h. Should + * all checks pass returns TRUE and out is set to the last element of + * the list (TERMINATE). Should any check fail returns FALSE and set + * out to the index of the start of the first failing check. + */ boolean -util_check_caps_out(struct pipe_screen *screen, unsigned *list, int *out) +util_check_caps_out(struct pipe_screen *screen, const unsigned *list, int *out) { int i, tmpi; float tmpf; @@ -40,21 +46,21 @@ util_check_caps_out(struct pipe_screen *screen, unsigned *list, int *out) switch(list[i++]) { case UTIL_CAPS_CHECK_CAP: if (!screen->get_param(screen, list[i++])) { - *out = i - 2; + *out = i - 2; return FALSE; } break; case UTIL_CAPS_CHECK_INT: tmpi = screen->get_param(screen, list[i++]); if (tmpi < (int)list[i++]) { - *out = i - 3; + *out = i - 3; return FALSE; } break; case UTIL_CAPS_CHECK_FLOAT: tmpf = screen->get_paramf(screen, list[i++]); if (tmpf < (float)list[i++]) { - *out = i - 3; + *out = i - 3; return FALSE; } break; @@ -64,25 +70,43 @@ util_check_caps_out(struct pipe_screen *screen, unsigned *list, int *out) PIPE_TEXTURE_2D, PIPE_BIND_SAMPLER_VIEW, 0)) { - *out = i - 2; + *out = i - 2; return FALSE; } - break; + case UTIL_CAPS_CHECK_UNIMPLEMENTED: + *out = i - 1; + return FALSE; default: assert(!"Unsupported check"); return FALSE; } } + + *out = i; return TRUE; } +/** + * Iterates over a list of caps checks as defined in u_caps.h. + * Returns TRUE if all caps checks pass returns FALSE otherwise. + */ boolean -util_check_caps(struct pipe_screen *screen, unsigned *list) +util_check_caps(struct pipe_screen *screen, const unsigned *list) { int out; return util_check_caps_out(screen, list, &out); } + +/* + * Below follows some demo lists. + * + * None of these lists are exhausting lists of what is + * actually needed to support said API and more here for + * as example on how to uses the above functions. Especially + * for DX10 and DX11 where Gallium is missing features. + */ + /* DX 9_1 */ static unsigned caps_dx_9_1[] = { UTIL_CHECK_INT(MAX_RENDER_TARGETS, 1), @@ -128,10 +152,11 @@ static unsigned caps_dx_10[] = { UTIL_CHECK_INT(MAX_TEXTURE_3D_LEVELS, 12), /* 2048 */ UTIL_CHECK_INT(MAX_TEXTURE_CUBE_LEVELS, 14), /* 8192 */ UTIL_CHECK_FLOAT(MAX_TEXTURE_ANISOTROPY, 16), + UTIL_CHECK_UNIMPLEMENTED, /* XXX Unimplemented features in Gallium */ UTIL_CHECK_TERMINATE }; -/* DX 11 */ +/* DX11 */ static unsigned caps_dx_11[] = { UTIL_CHECK_CAP(SM3), //UTIL_CHECK_CAP(INSTANCING), @@ -142,6 +167,7 @@ static unsigned caps_dx_11[] = { UTIL_CHECK_INT(MAX_TEXTURE_CUBE_LEVELS, 14), /* 16384 */ UTIL_CHECK_FLOAT(MAX_TEXTURE_ANISOTROPY, 16), UTIL_CHECK_FORMAT(B8G8R8A8_UNORM), + UTIL_CHECK_UNIMPLEMENTED, /* XXX Unimplemented features in Gallium */ UTIL_CHECK_TERMINATE }; @@ -151,11 +177,18 @@ static unsigned caps_opengl_2_1[] = { UTIL_CHECK_CAP(OCCLUSION_QUERY), UTIL_CHECK_CAP(TWO_SIDED_STENCIL), UTIL_CHECK_CAP(BLEND_EQUATION_SEPARATE), - UTIL_CHECK_INT(MAX_RENDER_TARGETS, 2), /* XXX 4? */ + UTIL_CHECK_INT(MAX_RENDER_TARGETS, 2), UTIL_CHECK_TERMINATE }; -void util_caps_print_debug(struct pipe_screen *screen) +/* OpenGL 3.0 */ +/* UTIL_CHECK_INT(MAX_RENDER_TARGETS, 8), */ + + +/** + * Demo function which checks against theoretical caps needed for different APIs. + */ +void util_caps_demo_print(struct pipe_screen *screen) { struct { char* name; @@ -167,38 +200,43 @@ void util_caps_print_debug(struct pipe_screen *screen) {"DX 10", caps_dx_10}, {"DX 11", caps_dx_11}, {"OpenGL 2.1", caps_opengl_2_1}, +/* {"OpenGL 3.0", caps_opengl_3_0},*/ {NULL, NULL} }; int i, out = 0; for (i = 0; list[i].name; i++) { if (util_check_caps_out(screen, list[i].list, &out)) { - debug_printf("%s: %s yes\n", __func__, list[i].name); + debug_printf("%s: %s yes\n", __FUNCTION__, list[i].name); continue; } switch (list[i].list[out]) { case UTIL_CAPS_CHECK_CAP: - debug_printf("%s: %s no (cap %u not supported)\n", __func__, + debug_printf("%s: %s no (cap %u not supported)\n", __FUNCTION__, list[i].name, list[i].list[out + 1]); break; case UTIL_CAPS_CHECK_INT: - debug_printf("%s: %s no (cap %u less then %u)\n", __func__, + debug_printf("%s: %s no (cap %u less then %u)\n", __FUNCTION__, list[i].name, list[i].list[out + 1], list[i].list[out + 2]); break; case UTIL_CAPS_CHECK_FLOAT: - debug_printf("%s: %s no (cap %u less then %f)\n", __func__, + debug_printf("%s: %s no (cap %u less then %f)\n", __FUNCTION__, list[i].name, list[i].list[out + 1], - (double)(int)list[i].list[out + 2]); + (double)(int)list[i].list[out + 2]); break; case UTIL_CAPS_CHECK_FORMAT: - debug_printf("%s: %s no (format %s not supported)\n", __func__, + debug_printf("%s: %s no (format %s not supported)\n", __FUNCTION__, list[i].name, util_format_name(list[i].list[out + 1]) + 12); break; + case UTIL_CAPS_CHECK_UNIMPLEMENTED: + debug_printf("%s: %s no (not implemented in gallium or state tracker)\n", + __FUNCTION__, list[i].name); + break; default: assert(!"Unsupported check"); } |